What is the definition of diffusion?
A) gas molecules mix equally
B) gas molecules spread out in a concentration gradient
C) gas molecules escape from a container into a vacuum through a small hole
D) average distance between collisions
E) gas molecules mix unequally

Question

Quizplus · Accepted Answer

Diffusion is the movement of molecules from an area of higher concentration to an area of lower concentration, which leads to the spread of molecules out in a concentration gradient.

What Is the Definition of Diffusion